JSFiddle - React, Tailwind, and code Playground

HTML

<div id='container'> </div>

<button>Click </button>

CSS

.test{

    height:25px;
    width:50px;
    margin-bottom:2px;
    background:grey;
}

JavaScript

$("button").click(function(){
    $("#container").append("<div class='test'></div>");
});

$("#container").bind("DOMNodeInserted",function(){
    alert("child is appended");
});